Home / 19,557.34-26,989.56-11,596.66

Finding the Fourth Proportional to 19,557.34, 26,989.56 and 11,596.66

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Solution

The fourth proportional to 19,557.34, 26,989.56 and 11,596.66 is: 16,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.34 : 26,989.56 = 11,596.66 : x
  2. Step 2: Convert to fraction form
    19,557.34/26,989.56 = 11,596.66/x
  3. Step 3: Cross multiply
    19,557.34x = 26,989.56 × 11,596.66
  4. Step 4: Simplify right side
    19,557.34x = 312,988,750.87
  5. Step 5: Solve for x
    x = 312,988,750.87/19,557.34
  6. Step 6: Final answer
    x = 16,003.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.